All new 1000 Hard to Extreme Sudoku Puzzles from J.D. Cross
- Over 1000 Hard to Extreme level sudoku puzzles
- Suitable for all ages. Intermediate and pros alike
- Wide Margins makes for tearing out pages with ease
- Hours of entertainment for the whole family
- Extreme Puzzles to test your Sudoku knoweldge.
Includes a free downloadble Sudoku Mastery Guide to to help you sharpen your Sudoku skills.